Available in 1.2mm, 1.6mm, 2.4mm, 3.2mm. Sold in 1kg bags or in 5kg PVC boxes. ER70S-6 is also called PZ6500 by some manufactures.
ER70S-2 Mild Steel Tig Filler Rod, suitable for chromoly tube, structural steel, carbon steel, pipe, fittings, and castings. Even mild steels that are dirty or rusty. Available in 1.2mm, 1.6mm and 2.4mm.